EP2438575A4 - Bestimmung der detektionssicherheit bei einem kaskadenklassifizierer - Google Patents

Bestimmung der detektionssicherheit bei einem kaskadenklassifizierer

Info

Publication number
EP2438575A4
EP2438575A4 EP09845626.2A EP09845626A EP2438575A4 EP 2438575 A4 EP2438575 A4 EP 2438575A4 EP 09845626 A EP09845626 A EP 09845626A EP 2438575 A4 EP2438575 A4 EP 2438575A4
Authority
EP
European Patent Office
Prior art keywords
cascade classifier
determining detection
detection certainty
certainty
determining
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP09845626.2A
Other languages
English (en)
French (fr)
Other versions
EP2438575A1 (de
Inventor
Darryl Greig
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hewlett Packard Development Co LP
Original Assignee
Hewlett Packard Development Co LP
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hewlett Packard Development Co LP filed Critical Hewlett Packard Development Co LP
Publication of EP2438575A1 publication Critical patent/EP2438575A1/de
Publication of EP2438575A4 publication Critical patent/EP2438575A4/de
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
    • G06T3/00—Geometric image transformations in the plane of the image
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/21—Design or setup of recognition systems or techniques; Extraction of features in feature space; Blind source separation
    • G06F18/214—Generating training patterns; Bootstrap methods, e.g. bagging or boosting
    • G06F18/2148—Generating training patterns; Bootstrap methods, e.g. bagging or boosting characterised by the process organisation or structure, e.g. boosting cascade
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F18/00—Pattern recognition
    • G06F18/20—Analysing
    • G06F18/24—Classification techniques
    • G06F18/243—Classification techniques relating to the number of classes
    • G06F18/24323—Tree-organised classifiers
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/764—Arrangements for image or video recognition or understanding using pattern recognition or machine learning using classification, e.g. of video objects
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V10/00—Arrangements for image or video recognition or understanding
    • G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
    • G06V10/77—Processing image or video features in feature spaces; using data integration or data reduction, e.g. principal component analysis [PCA] or independent component analysis [ICA] or self-organising maps [SOM]; Blind source separation
    • G06V10/774—Generating sets of training patterns; Bootstrap methods, e.g. bagging or boosting
    • G06V10/7747—Organisation of the process, e.g. bagging or boosting
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
    • G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
    • G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
    • G06V40/16—Human faces, e.g. facial parts, sketches or expressions
    • G06V40/161—Detection; Localisation; Normalisation

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Artificial Intelligence (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Evolutionary Computation (AREA)
  • Data Mining & Analysis (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Multimedia (AREA)
  • Databases & Information Systems (AREA)
  • Software Systems (AREA)
  • Medical Informatics (AREA)
  • Computing Systems (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Bioinformatics & Cheminformatics (AREA)
  • Bioinformatics & Computational Biology (AREA)
  • Evolutionary Biology (AREA)
  • General Engineering & Computer Science (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Human Computer Interaction (AREA)
  • Image Analysis (AREA)
EP09845626.2A 2009-06-01 2009-06-01 Bestimmung der detektionssicherheit bei einem kaskadenklassifizierer Withdrawn EP2438575A4 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US2009/045793 WO2010141005A1 (en) 2009-06-01 2009-06-01 Determining detection certainty in a cascade classifier

Publications (2)

Publication Number Publication Date
EP2438575A1 EP2438575A1 (de) 2012-04-11
EP2438575A4 true EP2438575A4 (de) 2016-06-29

Family

ID=43297975

Family Applications (1)

Application Number Title Priority Date Filing Date
EP09845626.2A Withdrawn EP2438575A4 (de) 2009-06-01 2009-06-01 Bestimmung der detektionssicherheit bei einem kaskadenklassifizierer

Country Status (4)

Country Link
US (1) US8559672B2 (de)
EP (1) EP2438575A4 (de)
CN (1) CN102449661A (de)
WO (1) WO2010141005A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8630483B2 (en) * 2012-06-12 2014-01-14 GM Global Technology Operations LLC Complex-object detection using a cascade of classifiers
CN104781828B (zh) * 2012-12-20 2020-09-15 英特尔公司 使用视频运动估计模块的加速对象检测过滤器
JP5808371B2 (ja) * 2013-08-28 2015-11-10 ヤフー株式会社 画像認識装置、画像認識方法及び画像認識プログラム
US9269017B2 (en) * 2013-11-15 2016-02-23 Adobe Systems Incorporated Cascaded object detection
US9208404B2 (en) 2013-11-15 2015-12-08 Adobe Systems Incorporated Object detection with boosted exemplars
CA2958888C (en) * 2014-08-28 2023-02-28 Retailmenot, Inc. Reducing the search space for recognition of objects in an image based on wireless signals
CN106295668A (zh) * 2015-05-29 2017-01-04 中云智慧（北京）科技有限公司 一种鲁棒的枪支检测方法
US10346724B2 (en) * 2017-06-22 2019-07-09 Waymo Llc Rare instance classifiers
US11176490B2 (en) * 2018-03-09 2021-11-16 Qualcomm Incorporated Accumulate across stages in machine learning object detection
CN110321952B (zh) * 2019-07-02 2024-02-09 腾讯医疗健康(深圳)有限公司 一种图像分类模型的训练方法及相关设备
CN112434178A (zh) * 2020-11-23 2021-03-02 北京达佳互联信息技术有限公司 图像分类方法、装置、电子设备和存储介质

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070086660A1 (en) * 2005-10-09 2007-04-19 Haizhou Ai Apparatus and method for detecting a particular subject

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7024033B2 (en) 2001-12-08 2006-04-04 Microsoft Corp. Method for boosting the performance of machine-learning classifiers
US7020337B2 (en) 2002-07-22 2006-03-28 Mitsubishi Electric Research Laboratories, Inc. System and method for detecting objects in images
US7430315B2 (en) * 2004-02-13 2008-09-30 Honda Motor Co. Face recognition system
WO2007028166A2 (en) * 2005-09-02 2007-03-08 Blindsight, Inc. A system and method for detecting text in real-world color images
KR100813167B1 (ko) * 2006-06-09 2008-03-17 삼성전자주식회사 고속 정확한 얼굴 검출 방법과 얼굴 검출 학습 방법 및이를 구현하는 시스템
US8031961B2 (en) * 2007-05-29 2011-10-04 Hewlett-Packard Development Company, L.P. Face and skin sensitive image enhancement
US7890443B2 (en) 2007-07-13 2011-02-15 Microsoft Corporation Learning classifiers using combined boosting and weight trimming
JP4891197B2 (ja) * 2007-11-01 2012-03-07 キヤノン株式会社 画像処理装置および画像処理方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070086660A1 (en) * 2005-10-09 2007-04-19 Haizhou Ai Apparatus and method for detecting a particular subject

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
ROLAND SCHWEIGER ET AL: "Determining Posterior Probabilities on the Basis of Cascaded Classifiers as used in Pedestrian Detection Systems", INTELLIGENT VEHICLES SYMPOSIUM, 2007 IEEE, IEEE, PI, 1 June 2007 (2007-06-01), pages 1284 - 1289, XP031127125, ISBN: 978-1-4244-1067-5 *
See also references of WO2010141005A1 *
YU-TING CHEN ET AL: "Fast Human Detection Using a Novel Boosted Cascading Structure With Meta Stages", IEEE TRANSACTIONS ON IMAGE PROCESSING, IEEE SERVICE CENTER, PISCATAWAY, NJ, US, vol. 17, no. 8, 1 August 2008 (2008-08-01), pages 1452 - 1464, XP011247622, ISSN: 1057-7149 *

Also Published As

Publication number Publication date
CN102449661A (zh) 2012-05-09
EP2438575A1 (de) 2012-04-11
WO2010141005A1 (en) 2010-12-09
US20120243734A1 (en) 2012-09-27
US8559672B2 (en) 2013-10-15

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Inventor name: GREIG, DARRYL

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